In 1967, Mariano López Navarro began to build the business base of the MLN Group, whose main activity was civil works and building, which would soon be expanded with investment in facilities and machinery for the manufacture and supply of aggregates, concrete and bituminous mixtures.
The scope of operations, which began in Aragon, has been expanding to other autonomous communities, with a presence in Catalonia, La Rioja and Madrid, where it also has administrative headquarters.
The head office continues to be in Zaragoza, as well as the production centre of Bárboles, where in addition to the main quarries in operation and the different production plants (fixed and mobile) of aggregates, concrete and asphalt.
With the effective incorporation of the second generation to the management tasks, it continues to be a family business, with 100% Aragonese capital.
As a continuous policy of action of the MLN Group since the beginning, the investment in cutting-edge machinery to meet production needs, with the aim of achieving a rapid response and quality service to our customers.
In the social sphere, it is also worth mentioning the commitment of the MLN Group with social entities of different depths such as ATADES or the Physically Disabled of Aragon, as well as the Mariano López Navarro Chair of Public Works and Building created in collaboration with the University of Zaragoza.